ATHYREOSIS

āˌthīrēˈōsə̇s noun

( plural athyreo·ses -ōˌsēz)

Etymology: New Latin, from a- (II) + thyreo- + -osis

: an abnormal condition caused by absence or functional deficiency of the thyroid gland

• athy·re·ot·ic  ̷ ̷| ̷ ̷ ̷ ̷|äd.ik adjective